Alleman, IA Weather & Growing Conditions
Today
81°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 8am. Mostly cloudy. High near 81, with temperatures falling to around 78 in the afternoon. West northwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Chance Showers And Thunderstorms | 5 to 10 mph WNW | 32% |
| Tonight | 62°F | Showers And Thunderstorms | 6 to 10 mph NNE | 92% |
| Wednesday | 72°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 7 mph NE | 64% |
| Wednesday Night | 57°F | Slight Chance Rain Showers | 5 mph NE | 24% |
| Thursday | 79°F | Sunny | 5 mph ENE | 2% |
| Thursday Night | 61°F | Mostly Clear | 3 mph SE | 2% |
| Friday | 84°F | Sunny | 3 to 8 mph S | 7% |
| Friday Night | 66°F | Mostly Clear | 7 mph SSE | 13% |
| Saturday | 88°F | Sunny | 3 to 9 mph S | 13% |
| Saturday Night | 72°F | Mostly Clear | 12 mph S | 13% |
| Sunday | 88°F | Sunny | 8 to 12 mph S | 13% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 9 mph SSE | 29% |
| Monday | 88°F | Chance Showers And Thunderstorms | 9 to 13 mph S | 29% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph ESE | 22% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alleman, IA
Last spring frost
Apr 23
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
5b
Explore more for Alleman, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Ankeny, Ia (5.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.